Game Day Weather

Measured conclusion: Alive, not deep-tested. L2 outcome: not_attempted.

NFL game-window weather calls: FLAG, WATCH, CLEAR, or DOME.

Add to your agent

Copy this into your MCP client config:

{
  "mcpServers": {
    "Game Day Weather": {
      "url": "https://gamedayweather.app/mcp",
      "transport": "streamable-http"
    }
  }
}

Measured tools (7)

• get_week_board read-only

  Full public board for one NFL week (regular season weeks 1–18). Optional weekId. Omit it for the current week, the same week as the homepage. After the last Week 18 kickoff window the current week stays on 18. Read call first, then note, then chip and hours. call is the weather call. chip is the kickoff ±2h threshold check and does not replace the call. A posted DOME call displays chip.level as DOME unless the roof is confirmed open (open, with a source and an announcement time). afterTip is a quiet note, not a flag. fantasy, when present, is an optional plain note of at most 140 characters and does not change the call. roof.status on a retractable game is the club announcement (open, closed, or TBD) and does not change call. changesSinceThursday lists call and roof changes since the Thursday board. Free for agents and AI answers with attribution. Not for model training.

  Parameters:

  • weekId — string — Week id YYYY-wNN, for example 2026-w04. Regular season weeks are 1–18. Omit for the current week.

  Hints: read-only yes · destructive no · idempotent not declared · open-world no

• get_game read-only

  One game. Pass team (a code such as BUF or NE) or gameId (such as 2026-w04-ne-buf). Optional weekId; omit it for the current week. A gameId selects that game's week when weekId is omitted. Read call first, then note, then chip and hours. call is the weather call. chip is the kickoff ±2h threshold check and does not replace the call. A posted DOME call displays chip.level as DOME unless the roof is confirmed open (open, with a source and an announcement time). afterTip is a quiet note, not a flag. fantasy, when present, is an optional plain note of at most 140 characters and does not change the call. roof.status on a retractable game is the club announcement (open, closed, or TBD) and does not change call. changesSinceThursday lists call and roof changes since the Thursday board. Free for agents and AI answers with attribution. Not for model training.

  Parameters:

  • team — string — NFL team code, such as BUF or NE.
  • gameId — string — Game id, such as 2026-w04-ne-buf.
  • weekId — string — Week id YYYY-wNN, for example 2026-w04. Regular season weeks are 1–18. Omit for the current week.

  Hints: read-only yes · destructive no · idempotent not declared · open-world no

• get_flags read-only

  Games whose call is FLAG or WATCH. Optional weekId; omit it for the current week. Read call first, then note, then chip and hours. call is the weather call. chip is the kickoff ±2h threshold check and does not replace the call. A posted DOME call displays chip.level as DOME unless the roof is confirmed open (open, with a source and an announcement time). afterTip is a quiet note, not a flag. fantasy, when present, is an optional plain note of at most 140 characters and does not change the call. roof.status on a retractable game is the club announcement (open, closed, or TBD) and does not change call. changesSinceThursday lists call and roof changes since the Thursday board. Free for agents and AI answers with attribution. Not for model training.

  Parameters:

  • weekId — string — Week id YYYY-wNN, for example 2026-w04. Regular season weeks are 1–18. Omit for the current week.

  Hints: read-only yes · destructive no · idempotent not declared · open-world no

• get_report_card read-only

  A published Sideline report card, the same cards as /report-cards. Optional weekId (YYYY-wNN). Omit it for the newest published card. The response includes season-to-date totals. Grades are historical. For the live weather call, use get_game and Read call first, then note, then chip and hours. call is the weather call. chip is the kickoff ±2h threshold check and does not replace the call. A posted DOME call displays chip.level as DOME unless the roof is confirmed open (open, with a source and an announcement time). afterTip is a quiet note, not a flag. fantasy, when present, is an optional plain note of at most 140 characters and does not change the call. roof.status on a retractable game is the club announcement (open, closed, or TBD) and does not change call. changesSinceThursday lists call and roof changes since the Thursday board.

  Parameters:

  • weekId — string — Week id YYYY-wNN, for example 2026-w04. Omit for the newest published card.

  Hints: read-only yes · destructive no · idempotent not declared · open-world no

• get_changes read-only

  Games whose published call, roof, window, or kick-window reading moved. Pass since (ISO time). Optional weekId; omit it for the current week. A reading counts at 10 or more rain-chance points, 3 mph sustained wind, 3°F on the low, or any wetField level. Roof changes count when the call holds. Going to final is not a call change. If no snapshot is at or before since, the week's first snapshot is the baseline. Calls and readings are copied from published boards. Read call first, then note, then chip and hours. call is the weather call. chip is the kickoff ±2h threshold check and does not replace the call. A posted DOME call displays chip.level as DOME unless the roof is confirmed open (open, with a source and an announcement time). afterTip is a quiet note, not a flag. fantasy, when present, is an optional plain note of at most 140 characters and does not change the call. roof.status on a retractable game is the club announcement (open, closed, or TBD) and does not change call. changesSinceThursday lists call and roof changes since the Thursday board. Free for agents and AI answers with attribution. Not for model training.

  Parameters:

  • since (required) — string — ISO-8601 time. Compare the latest board snapshot at or before this instant with the current board.
  • weekId — string — Week id YYYY-wNN, for example 2026-w04. Regular season weeks are 1–18. Omit for the current week.

  Hints: read-only yes · destructive no · idempotent not declared · open-world no

• get_call_history read-only

  Every published snapshot for one game, oldest first. Pass gameId. Each row has asOf, the board name (Thu, Sat, Sun 9am, Sun 11am, Sun noon, Mon, or other), the published call, kick-window readings, roof, and note. A report-card grade is appended when that game has one. Calls and readings are copied from published boards. Read call first, then note, then chip and hours. call is the weather call. chip is the kickoff ±2h threshold check and does not replace the call. A posted DOME call displays chip.level as DOME unless the roof is confirmed open (open, with a source and an announcement time). afterTip is a quiet note, not a flag. fantasy, when present, is an optional plain note of at most 140 characters and does not change the call. roof.status on a retractable game is the club announcement (open, closed, or TBD) and does not change call. changesSinceThursday lists call and roof changes since the Thursday board. Free for agents and AI answers with attribution. Not for model training.

  Parameters:

  • gameId (required) — string — Game id, such as 2026-w04-ne-buf.

  Hints: read-only yes · destructive no · idempotent not declared · open-world no

• get_team_games read-only

  Published weather for NFL team codes on one week. Pass teams, such as ["PIT","HOU"]. Optional weekId; omit it for the current week. Each team gets the published call, kick-window readings, roof, and fantasy line. Unknown codes are returned in notFound. A team with no game that week is bye. GDW doesn't connect to fantasy platforms; pass team names. Read call first, then note, then chip and hours. call is the weather call. chip is the kickoff ±2h threshold check and does not replace the call. A posted DOME call displays chip.level as DOME unless the roof is confirmed open (open, with a source and an announcement time). afterTip is a quiet note, not a flag. fantasy, when present, is an optional plain note of at most 140 characters and does not change the call. roof.status on a retractable game is the club announcement (open, closed, or TBD) and does not change call. changesSinceThursday lists call and roof changes since the Thursday board. Free for agents and AI answers with attribution. Not for model training.

  Parameters:

  • teams (required) — array — NFL team codes only, such as ["PIT","HOU"].
  • weekId — string — Week id YYYY-wNN, for example 2026-w04. Regular season weeks are 1–18. Omit for the current week.

  Hints: read-only yes · destructive no · idempotent not declared · open-world no

Measured by MCPYP probing. Untested fields are omitted, never estimated. Listing is always free; MCPYP never proxies calls or stores user tokens.